那坡山姜 na po shan jiang

Pseudostems purple spotted, 1.5--2 m. Ligule entire or 2-lobed, 4--8 mm, leathery; petiole 0.5--4 cm; leaf blade oblong- or elliptic-lanceolate, 40--60 × 4--12 cm, glabrous, base attenuate, slightly oblique, apex acuminate. Racemes erect, 13--27 cm; rachis densely brown hispid; bracteoles brownish when dry, narrowly elliptic, 2.5--4.5 × ca. 1.2 cm, apex mucronate, ciliate. Pedicel 4--8 mm, brown hispid. Calyx pink, tubular, 1.5--2 cm, apex 3- or 4-toothed, white ciliate. Corolla tube white, ca. 1.2 cm; lobes equal, central one broadly elliptic, ca. 3 × 2.5 cm, lateral ones white, narrower, margin ciliate. Lateral staminodes subulate, 4--8 mm. Labellum bright red with yellow or white margin and yellow apex with a few red stripes, broadly ovate, 3.8--5.5 × ca. 2 cm. Stamen ca. 2.5 cm; filament red, ca. 1.3 cm. Capsule red, globose or subglobose, ca. 1.5 cm in diam. Fl. Apr, fr. Sep.

* Forests. Guangxi.